var message="Copyright ©2006";
function click(e) 
{
  if (document.all) 
  {
    if (event.button == 2) 
    {
      alert(message); 
      return false; 
    } 
  } 
  if (document.layers) 
  {
    if (e.which == 3) 
    {
      alert(message); 
      return false; 
    } 
  } 
} 
if (document.layers) 
{
  document.captureEvents(Event.MOUSEDOWN); 
} 
document.onmousedown=click;